Pen"nant (?), n. [OE. penon, penoun, pynoun, OF. penon, F. pennon, fr. L. penna feather. See Pen a feather, and cf. Pennon, Pinion.] (Naut.) (a) A small flag; a pennon. The narrow, or long, pennant (called also whip or coach whip) is a long, narrow piece of bunting, carried at the masthead of a government vessel in commission. The board pennant is an oblong, nearly square flag, carried at the masthead of a commodore's vessel. "With flags and pennants trimmed." Drayton. (b) A rope or strap to which a purchase is hooked.

• A flag normally used by naval vessels to represent a special condition: as
       the broad pennant flown by commodores
       the church pennant indicating religious services are taking place aboard ship
       the commissioning pennant flown on ceremonial occasions
  
• A flag representing the championship of a baseball league.
  
• The championship of a baseball league.